Re: [Feature] add a new org-attach dispatcher command to offline save web page

[Ihor Radchenko <yantar92@gmail.com>]

> As I said, PATCH welcome, I admired many times I don't have ability to build a
> complex archive functionality on url.el or wget or curl.

I have found the following solution [1] using wget:

wget --mirror -p --convert-links -P ./LOCAL-DIR WEBSITE-URL

This will not bundle the page into a single file, but it is better than
nothing. org-attach does not have to attach exactly one file.

[1] https://askubuntu.com/questions/411540/how-to-get-wget-to-download-exact-same-web-page-html-as-browser

Best,
Ihor

stardiviner <numbchild@gmail.com> writes:

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> Matthew Lundin <mdl@imapmail.org> writes:
>
>> Ihor Radchenko <yantar92@gmail.com> writes:
>>
>>> It does not mean that attaching URL directly is not worth including
>>> into org. This sounds pretty common use case, especially considering
>>> the number of packages providing similar feature. You mentioned
>>> org-board, but there is also org-download and org-web-tools.
>>
>> My uneasiness has more to do with the specificity of the dependence on
>> monolith and the way that is hard-coded into the patch. When it comes to
>> patches, I think priority should go to those that are configurable,
>> accessible, and useful for everyone as opposed to those that have
>> hard-coded work-flows or highly-specific user configurations.
>
> I don't think it's hardcoded, As I said in my first email, It's an `defcustom',
> isn't it? User totally can change that. And I used `executable-find', the value
> will be `nil' when monolith is not available. And I don't have ability to
> archive same functionality with wget or curl. And as I said before, PATCH
> welcome.
>
>>
>>> I agree that monolith is completely uncommon tool and I would not expect
>>> the majority of users to have it installed, but the same functionality
>>> utilising built-in url.el (as a default) should be acceptable.
>>
>> The question is: which functionality? A simple downloading tool or a
>> full archival tool? Achieving similar functionality to org-board or
>> monolith would a big task, since they aim to download an archival
>> version of a webpage (including all resources). In addition, with
>> archiving you also quickly run into the complexity of versioning based
>> on time archived. There's also the challenge of mapping the downloaded
>> files to metadata (specifically the original url). Org-board currently
>> handles both of these very well.
>
> If you mean adding a timestamp and original URL, I don't think its our argument
> point, because user totally can do it manually, or automatic this task in some
> kind of way. WDYT?
>
>>
>> I suppose there would be a few options depending on what the aims are:
>>
>> 1. At the simple end, include little more than than a quick and dirty
>>    way of downloading a single resource (html, pdf, jpeg) using url.el
>>    or wget (or optionally, monolith) and putting that in the attachment
>>    folder. Those who want full archiving of all resources could use
>>    other tools like org-board or org-web-tools.
>
> the [u] url downloading method already did the simple task.
>
>>
>> 2. At the (much) more complex end, it would be to code out a robust
>>    archiving solution on top of url.el or wget.
>
> As I said, PATCH welcome, I admired many times I don't have ability to build a
> complex archive functionality on url.el or wget or curl.
>
> Isn't Org Mode build up from small things? Can just become a big tool at once?
>
>>
>> 3. Another, possibly simpler option... Add a command to the dispatcher
>>    that allows the user to invoke a custom function that is called with
>>    the attachment directory as the default-directory. This would enable
>>    more end-user flexibility, such as the ability to use
>>    wkhtmtoimage/wkhtmltopdf, monolith, phantom.js, archive.is, etc.
>>
>
> This is leaved to `defcustom' option. I will improve the download function to
> have enough elasticity.
>
> - -- 
> [ stardiviner ]
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-- 
Ihor Radchenko,
PhD,
Center for Advancing Materials Performance from the Nanoscale (CAMP-nano)
State Key Laboratory for Mechanical Behavior of Materials, Xi'an Jiaotong University, Xi'an, China
Email: yantar92@gmail.com, ihor_radchenko@alumni.sutd.edu.sg